Pith Number

pith:SF25DZII

pith:2009:SF25DZIIEMTVTNTJ4WEPGKDVOC

not attested not anchored not stored refs pending

Optimal Curves of Genus 3 over Finite Fields with Discriminant -19

A. Zaytsev, E. Alekseenko, N. Markin, S. Aleshnikov

arxiv:0902.1901 v2 · 2009-02-11 · math.AG · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SF25DZIIEMTVTNTJ4WEPGKDVOC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:15:36.331053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9175d1e508232759b669e588f3287570b1c34aeeaf47d4277e7f6b7eb5069efa

Aliases

arxiv: 0902.1901 · arxiv_version: 0902.1901v2 · doi: 10.48550/arxiv.0902.1901 · pith_short_12: SF25DZIIEMTV · pith_short_16: SF25DZIIEMTVTNTJ · pith_short_8: SF25DZII

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SF25DZIIEMTVTNTJ4WEPGKDVOC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9175d1e508232759b669e588f3287570b1c34aeeaf47d4277e7f6b7eb5069efa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43b2cde894f39b2a6bfe4a09537d630ab3402ba50627c1be8770d4c9adec6021",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-02-11T14:42:52Z",
    "title_canon_sha256": "47a98685df91e8206ad8590d24cb894303df8e64647ee78fd3a61356465e0689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1901",
    "kind": "arxiv",
    "version": 2
  }
}